xref: /AOO41X/main/dtrans/source/os2/clipb/Os2Transferable.cxx (revision 48123e16153c92857455f9e7a0d17cc19307983f)
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21 
22 
23 
24 #if OSL_DEBUG_LEVEL > 1
25 #include <stdio.h>
26 #endif
27 
28 #define INCL_WIN
29 #include <svpm.h>
30 
31 #include <string.h>
32 #include <com/sun/star/io/IOException.hpp>
33 #include "Os2Transferable.hxx"
34 
35 using namespace com::sun::star::datatransfer;
36 using namespace com::sun::star::lang;
37 using namespace com::sun::star::io;
38 using namespace com::sun::star::uno;
39 using namespace cppu;
40 using namespace osl;
41 using namespace rtl;
42 using namespace os2;
43 
44 // =======================================================================
45 
Os2Transferable(const Reference<XInterface> & xCreator)46 Os2Transferable::Os2Transferable(
47     const Reference< XInterface >& xCreator ) :
48         m_xCreator( xCreator )
49 {
50     debug_printf("Os2Transferable::Os2Transferable %08x\n", this);
51     hAB = WinQueryAnchorBlock( HWND_DESKTOP );
52 
53     // query clipboard data to get mimetype
54     if( UWinOpenClipbrd( hAB ) )
55     {
56         ULONG handle = UWinQueryClipbrdData( hAB, UCLIP_CF_UNICODETEXT);
57         if (handle) {
58             aFlavor.MimeType = OUString::createFromAscii( "text/plain;charset=utf-16" );
59             aFlavor.DataType = getCppuType( (OUString*)0 );
60             //debug_printf("Os2Transferable::Os2Transferable pszText %s\n", pszText);
61         }
62         handle = UWinQueryClipbrdData( hAB, UCLIP_CF_BITMAP);
63         if (handle) {
64             aFlavor.MimeType = OUString::createFromAscii( "application/x-openoffice-bitmap;windows_formatname=\"Bitmap\"" );
65             aFlavor.DataType = getCppuType( (OUString*)0 );
66             //debug_printf("Os2Transferable::Os2Transferable pszText %s\n", pszText);
67         }
68         UWinCloseClipbrd( hAB);
69     }
70     else
71     {
72         debug_printf("Os2Transferable::Os2Transferable failed to open clipboard\n");
73     }
74 
75 }
76 
77 //==================================================================================================
78 
~Os2Transferable()79 Os2Transferable::~Os2Transferable()
80 {
81     debug_printf("Os2Transferable::~Os2Transferable %08x\n", this);
82 }
83 
84 //==================================================================================================
85 
getTransferData(const DataFlavor & rFlavor)86 Any SAL_CALL Os2Transferable::getTransferData( const DataFlavor& rFlavor )
87     throw(UnsupportedFlavorException, IOException, RuntimeException)
88 {
89     debug_printf("Os2Transferable::getTransferData %08x\n", this);
90     debug_printf("Os2Transferable::getTransferData mimetype: %s\n", CHAR_POINTER(rFlavor.MimeType));
91     Any aRet;
92     Sequence< sal_Int8 > aData;
93 
94     // retrieve unicode text
95     if( rFlavor.MimeType.equalsIgnoreAsciiCase( OUString::createFromAscii( "text/plain;charset=utf-16" ) ) )
96     {
97         if( UWinOpenClipbrd( hAB ) )
98         {
99             // check if clipboard has text format
100             sal_Unicode* pszText = (sal_Unicode*) UWinQueryClipbrdData( hAB, UCLIP_CF_UNICODETEXT);
101             if (pszText) {
102                 // convert to oustring and return it
103                 OUString aString( pszText);
104                 aRet <<= aString;
105             }
106             UWinCloseClipbrd( hAB );
107             if (pszText)
108                 return aRet;
109         }
110     }
111 
112     // retrieve bitmap
113     if( rFlavor.MimeType.equalsIgnoreAsciiCase( OUString::createFromAscii( "application/x-openoffice-bitmap;windows_formatname=\"Bitmap\"" ) ) )
114     {
115         if( UWinOpenClipbrd( hAB ) )
116         {
117             // check if clipboard has text format
118             ULONG handle = UWinQueryClipbrdData( hAB, UCLIP_CF_BITMAP);
119             if (handle) {
120                 Sequence< sal_Int8 > winDIBStream;
121                 // convert to oustring and return it
122                 if (OS2HandleToOOoBmp( handle, &winDIBStream))
123                     aRet <<= winDIBStream;
124                 else
125                     handle = 0;
126             }
127             UWinCloseClipbrd( hAB );
128             if (handle)
129                 return aRet;
130         }
131     }
132 
133     // clipboard format unsupported, throw exception
134     throw UnsupportedFlavorException( rFlavor.MimeType, static_cast < XTransferable * > ( this ) );
135 }
136 
137 //==================================================================================================
138 
getTransferDataFlavors()139 Sequence< DataFlavor > SAL_CALL Os2Transferable::getTransferDataFlavors()
140     throw(RuntimeException)
141 {
142     debug_printf("Os2Transferable::getTransferDataFlavors %08x\n", this);
143     Sequence< DataFlavor > aFlavorList(1);
144     aFlavorList[0] = aFlavor;
145     debug_printf("Os2Transferable::getTransferDataFlavors mimetype: %s\n", CHAR_POINTER(aFlavor.MimeType));
146     return aFlavorList;
147 }
148 
149 //==================================================================================================
150 
isDataFlavorSupported(const DataFlavor & aFlavor)151 sal_Bool SAL_CALL Os2Transferable::isDataFlavorSupported( const DataFlavor& aFlavor )
152     throw(RuntimeException)
153 {
154     debug_printf("Os2Transferable::isDataFlavorSupported %08x\n", this);
155     debug_printf("Os2Transferable::isDataFlavorSupported %s\n", CHAR_POINTER(aFlavor.MimeType));
156 
157     if( aFlavor.DataType != getCppuType( (Sequence< sal_Int8 >*)0 ) )
158     {
159         if( ! aFlavor.MimeType.equalsIgnoreAsciiCase( OUString::createFromAscii( "text/plain;charset=utf-16" ) ) &&
160             aFlavor.DataType == getCppuType( (OUString*)0 ) )
161             return false;
162     }
163 
164     Sequence< DataFlavor > aFlavors( getTransferDataFlavors() );
165     for( int i = 0; i < aFlavors.getLength(); i++ )
166         if( aFlavor.MimeType.equalsIgnoreAsciiCase( aFlavors.getConstArray()[i].MimeType ) &&
167             aFlavor.DataType == aFlavors.getConstArray()[i].DataType )
168             return sal_True;
169 
170     return sal_False;
171 }
172 
173